Respuesta :

Answer:

[tex]0[/tex]

Step-by-step explanation:

[tex]i^2=-1[/tex]

[tex]i=-1[/tex]

Subsite i in for z

[tex]z=1+-1[/tex]

Add [tex]-1[/tex] to both sides

[tex]z=0[/tex]

Anything multiplied by 0 is just 0.